Authors:

The weakest man is the one who is able to correct his moral defects, but doesn't take action.

"Mustadrak al-Wasāʼil wa-mustanbaṭ al-masāʼil". Book by Ḥusayn Taqī al-Nūrī Ṭabarsī, Volume 11,
The weakest man is the one who is able to correct his moral defects, but doesn't take action.